The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 14, 1995
Filed:
Feb. 23, 1994
Horst Schafer, Rhade, DE;
Gunter Schaaf, Bremen, DE;
KSB Aktiengesellschaft, Frankenthal, DE;
Abstract
A hydraulic adjustment device for variable-pitch propellers of turbo-engines comprise a shaft for driving the variable-pitch propeller. A plurality of transmission elements for feeding and draining, as well as for guiding a hydraulic fluid is disposed in the shaft. A rotation passage for the hydraulic fluid is disposed in a chamber, which surrounds the shaft. The chamber is disposed adjacent to the variable-pitch propeller and is in fluid communication with a transport medium. The hydraulic fluid is harmonious to the transport medium.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile